Complete working example of ESP32-S3 with WiFi + W5500 Ethernet dual interface. Includes all critical SPI configuration, hardware setup guides, and comprehensive troubleshooting. Tested on Waveshare ESP32-S3-ETH and generic modules. Zero menuconfig needed - just set WiFi credentials and build!
iot network wifi ethernet esp-idf iot-application waveshare w5500 esp32-s3 dual-interface spi-ethernet
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Updated
Feb 8, 2026 - C